This is an authentic DAVID YURMAN Sterling Silver Black Onyx Hematine Elements Station Necklace. The necklace is crafted of sterling silver and features stations of black onyx and hematine beads on a long box chain. PLEASE NOTE: One of the stations has been repaired by an authorized dealer. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.